Furnace Fan Control Switch

Look for the fan limit control switch encased in a small rectangular box.

Furnace fan control switch.

The fan limit control includes these key features a manually operated blower fan on off switch on some not all fan limit controls a temperature sensor in the furnace either a probe with bimetallic spring or a snap disc type temperature sensor. Get it as soon as fri sep 18. Set the building thermostat to call for heat. 4 5 out of 5 stars 162.

1 16 of over 1 000 results for furnace fan switch honeywell l4064b2236 combination fan and limit furnace control. Westland michigan 48185 734 326 3900 888 828 8317. The plastic bushing is designed to protect the wiring from rubbing against any sharp metal. That will cause the burners or heat source to shut off and the fan to run until the limit switch closes again.

Honeywell l4064a2030 6 8702 l furnace fan limit control switch preowned. Technical hot and cold 38568 webb dr. Fan and limit control 8 limit control 14 multiple appliance interlock control 2 plenum thermostat 10 snap disc control 51 temperature transducer 3. Honeywell furnace temperature fan limit switch control how it works technical specifics.

Slide the cover off the control switch. In some cases the limit switch will stick open and this will cause the fan to run continuously. Protactor adjustable furnace fan control 90 130 degree. Snap disc control limit safety switch opens f 130 120 to 240 voltage range.

4 0 out of 5 stars 15. There are differences in these furnace control switches so if you replace the one in your furnace. Turn off electrical power to the heating system reconnect the fan motor where you previously disconnected it turn on electrical power to the heating system call for heat. Get it as soon as thu sep 17.

Nordyne intertherm miller furnace fan limit switch 626337 313516 f115 30f. How to set a fan limit control switch step 1. It should be located near the top of. 4 0 out of 5 stars 15.

1 16 of 285 results for furnace fan limit switch honeywell l4064b2236 combination fan and limit furnace control. Most slide off or unhook for easy access. If the fan limit switch worked normally continue as follows. Get it as soon as thu sep 17.

A fan control switch that turns the blower fan. Get it as soon as fri sep 18. Protactor adjustable furnace fan control 90 130 degree. Limit switch issue furnace blower fan wont turn off if the furnace overheats then a limit switch will open.